*{
  margin: 0;
  padding: 0;
}
body{
  font-size: 16px;
  width: 80%;
  margin: 0 auto;
  background-color:rgba(29, 28, 32, 0.73);
}
.bg{
  background: url("../image/header.png")  no-repeat;
  width: 100%;
  margin-top: -20px;
  .zuyoum{
    text-align: center;
    padding-top: 30%;
    padding-bottom: 25%;
    z-index: 10000;
    .zuyoum1{
      background-color: rgba(80, 85, 88, 0.73);
      color: white;
      width: 40%;
      margin: 0 auto;
      font-size: 30px;
    }
  }
}
@media screen and (max-width: 450px){
  .bg {
    .zuyoum {
      .zuyoum1{
        font-size: 12px;
      }
    }
  }
}